{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T19:45:50.029539+00:00","duration_seconds":1.786001,"id":400350,"input_summary":"chars=1143 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK7NQN","confidence":1.0},{"callsign":"KX2COB","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=4 calls=KK7NQN,KX2COB","recording_id":94459,"started_at":"2026-06-25T19:45:48.243538+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":94460}